CN105674625A - Heat pump system for heating while refrigerating - Google Patents
Heat pump system for heating while refrigerating Download PDFInfo
- Publication number
- CN105674625A CN105674625A CN201610183996.3A CN201610183996A CN105674625A CN 105674625 A CN105674625 A CN 105674625A CN 201610183996 A CN201610183996 A CN 201610183996A CN 105674625 A CN105674625 A CN 105674625A
- Authority
- CN
- China
- Prior art keywords
- heat pump
- compressor
- heat
- outdoor energy
- outdoor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 title abstract description 10
- 238000007710 freezing Methods 0.000 claims abstract description 23
- 230000008014 freezing Effects 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000003795 desorption Methods 0.000 claims description 18
- 239000006200 vaporizer Substances 0.000 claims description 17
- 230000004087 circulation Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000005057 refrigeration Methods 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000001035 drying Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 235000013305 food Nutrition 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000013311 vegetables Nutrition 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 244000061176 Nicotiana tabacum Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 235000013611 frozen food Nutrition 0.000 description 1
- 235000012055 fruits and vegetables Nutrition 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 239000002420 orchard Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000003307 slaughter Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/06—Heat pumps characterised by the source of low potential heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
- F25B29/003—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses a heat pump system for heating while refrigerating. The heat pump system comprises an outdoor energy taking system, a compressor, an indoor heat releasing system, an expansion valve and a freezing evaporator connected in sequence; the outdoor energy taking system, the compressor, the indoor heat releasing system, the expansion valve and the freezing evaporator form a circulating system; one end of the compressor is connected with the outdoor energy taking system, and the other end of the compressor is connected with the indoor heat releasing system; and one end of the freezing evaporator is connected with the outdoor energy taking system, and the other end of the freezing evaporator is connected with the expansion valve. The heat pump system for heating while refrigerating effectively improves the utilization efficiency, is low in investment and energy consumption, and improves the heat pump utilization efficiency by 80% compared with single heating or refrigeration.
Description
Technical field
The present invention relates to technical field of heat pumps, particularly relate to the heat pump that heat supply is freezed simultaneously.
Background technology
From the 1950's, foreign market (mainly American market) namely starts using subsoil water or river lake water as the geothermal heat pump of thermal source, heat supply in winter and domestic hot-water are provided using source, ground or water source as low-temperature heat source, to late 1970s to the beginning of the eighties, enclosed groundwater heat pump is used widely gradually, after entering 21 century, external earth source heat pump makes consumption roll up especially. But external currently known geothermal heat pump also exists the defects such as structure complexity, complex operation, high expensive. China is domestic studies starting late of application aspect at earth source heat pump also referred to as soil (water) source heat pump, along with the understanding of energy-conserving and environment-protective is improved by people, due to soil (water) source heat pump energy-conserving and environment-protective advantage clearly, existing fraction area starts to install soil (water) source heat pump device in recent years. At present, owing to being limited to the factors such as technical conditions, national conditions, region, the organization plan of domestic such device is perfect mostly not, and external comparatively ripe scheme is by the impact of the domestic difference of special national conditions such as regional condition, heating system etc., apparatus cost factor etc., applicable cases is unsatisfactory. So at present this area heats, also has the much work studied in refrigeration system building geothermal-source heat pump.
It is known that, heat pump type refrigerating, heating plant are forward and reverse driving freeze cycle, when namely heating, indoor heat exchanger is as outdoor thermal desorption system, outdoor heat exchanger is as vaporizer, when making High Temperature High Pressure cooled coal gas body condensation in indoor heat exchanger, utilize its condensation heat heating indoor air, carry out Convective Heating; During refrigeration, indoor heat exchanger is as vaporizer, and outdoor heat exchanger, as outdoor thermal desorption system, makes cold coal liquid evaporation in indoor heat exchanger, utilizes its evaporative cooling indoor air, carry out convection current refrigeration.
Freezer is the infrastructure of development cold chain industry, by perishable poultry, Aquatic product, fruit and vegerable, quick frozen food by pre-cooling, storage and Refrigerated Transport, effectively keep the outward appearance of food, color and luster, nutritional labeling and flavor substance, reach food preserving fresh-keeping, extend the purpose of shelf life storage, and the effect of economic attrition in production and sales process can be reduced in a large number. Meanwhile, can also alleviate fresh vegetable by Storage in cold bank, fruit seasonality is sold and processing problems, reduces the loss of vegetable grower, orchard worker.
Heat pump heat supply can produce high-temperature-hot-water or hot blast, particularly in special trade, it is desirable to heat temperature higher, reach as high as 80 DEG C-105 DEG C, it is desirable to work runs more stable, for instance, high-temperature-hot-water is used in radiator building;Apply to factory, such as workshop, Electroplate Factory, hardware factory, slaughterhouse, printing and dyeing mill etc. Comparing coal-burning boiler, heat pump is pollution-free, nothing discharge, safety, fully-automatic thermostatic, operationally decreases about 50% cost.
High-temperature hot-air is dried for Nicotiana tabacum L. drying, food baking, marine product drying, agricultural product drying, timber stoving, fruits and vegetables ' dehydration etc., adopts the energy consumption of heat pump drying to only have the 1/5 of tradition drying mode.
Existing heat pump can not realize refrigeration while heat supply, heat pump utilization rate is low, such as at marine products processing industry and garden stuff processing industry and slaughtering industry and need hot water to clean or dry and need freezer freezing and the industry of cold preservation, existing technology is only respectively mounted heat-pump hot-water (hot blast) unit and freezing unit, energy consumption and investment are huge.
Summary of the invention
The technical problem to be solved in the present invention is for the deficiencies in the prior art, it is provided that the heat pump that can freeze while a kind of heat supply, effectively raises the utilization rate of heat pump, invests little, and energy consumption is low.
For solving the problems referred to above, the present invention is by the following technical solutions: the heat pump that heat supply is freezed simultaneously, including the outdoor energy obtaining system being sequentially connected with, compressor, indoor thermal desorption system, expansion valve, freezing vaporizer, outdoor energy obtaining system, compressor, indoor thermal desorption system, expansion valve and freezing vaporizer form closed circulation system;
One end of compressor is connected with outdoor energy obtaining system, and the other end of compressor is connected with indoor thermal desorption system, and one end of freezing vaporizer is connected with outdoor energy obtaining system, and the other end of freezing vaporizer is connected with expansion valve.
The following is further improvement of the present invention:
Outdoor energy obtaining system is the combination of water resource heat pump and air source heat pump.
Improve further:
Outdoor energy obtaining system is water resource heat pump or air source heat pump.
Improve further:
Indoor thermal desorption system is condenser.
Can freezing while the heat pump heat supply that the present invention adopts technique scheme, effectively raise the utilization ratio of heat pump, invest little, energy consumption is low, and heat pump utilization ratio is relatively used alone heating or refrigeration raising 80%.
Below in conjunction with accompanying drawing, technical scheme is described further.
Accompanying drawing explanation
Accompanying drawing 1 is the fundamental diagram of the present invention.
In figure: the energy obtaining system of 1-outdoor; 2-compressor; 3-indoor thermal desorption system; 4-expansion valve; 5-freezing vaporizer; 6-freezer.
Detailed description of the invention
Embodiment, as shown in Figure 1, the heat pump that heat supply is freezed simultaneously, including the outdoor energy obtaining system 1 being sequentially connected with, compressor 2, indoor thermal desorption system 3, expansion valve 4, freezing vaporizer 5, outdoor energy obtaining system 1, compressor 2, indoor thermal desorption system 3, expansion valve 4 and freezing vaporizer 5 form closed circulation system.
One end of compressor 2 is connected with outdoor energy obtaining system 1, and the other end of compressor 2 is connected with indoor thermal desorption system 3, and one end of freezing vaporizer 5 is connected with outdoor energy obtaining system 1, and the other end of freezing vaporizer 5 is connected with expansion valve 4.
Outdoor energy obtaining system 1 can select heat pump, for instance can select the combination of water resource heat pump or air source heat pump or water resource heat pump and air source heat pump; Indoor thermal desorption system 3 can select condenser.
During work, indoor thermal desorption system 3 is for hot water preparing or hot blast, outdoor energy obtaining system 1 is for absorbing heat energy in air outdoor or water, cold-producing medium (R22/R134a) energy obtaining system 1 outdoor in blood circulation absorbs heat energy and becomes the steam of low-temp low-pressure, the steam of High Temperature High Pressure is become by compressor 2 after being compressed, hot water or hot blast is converted to through indoor thermal desorption system 3, cold-producing medium after heat release becomes liquid after expansion valve 4, temperature is low to moderate-20 DEG C--between 30 DEG C, the cold-producing medium of liquid absorbs heat through freezing with vaporizer 5 in freezer 6, the temperature in freezer 6 is made to reduce the effect reaching cold preservation or freezing, liquid refrigerant inlet chamber treatment with external measures energy system 1 after freezer 6 absorbs heat absorbs the heat energy gasification in air or water again, complete a circulation.
Illustrate for the present invention for butchering the application to the present invention, produce hot water by indoor thermal desorption system 3 through heat exchange during for slaughterhouse to be used for cleaning, being absorbed heat by freezing vaporizer 5 after having butchered is that freezer 6 freezes, and the product after butchering is carried out cold preservation.
Claims (4)
1. the heat pump that heat supply is freezed simultaneously, it is characterized in that: the outdoor energy obtaining system (1) that includes being sequentially connected with, compressor (2), indoor thermal desorption system (3), expansion valve (4), freezing vaporizer (5), outdoor energy obtaining system (1), compressor (2), indoor thermal desorption system (3), expansion valve (4) and freezing vaporizer (5) formation closed circulation system;
One end of compressor (2) is connected with outdoor energy obtaining system (1), the other end of compressor (2) is connected with indoor thermal desorption system (3), one end of freezing vaporizer (5) is connected with outdoor energy obtaining system (1), and the other end of freezing vaporizer (5) is connected with expansion valve (4).
2. the heat pump that heat supply according to claim 1 is freezed simultaneously, it is characterised in that: the combination that outdoor energy obtaining system (1) is water resource heat pump and air source heat pump.
3. the heat pump that heat supply according to claim 1 is freezed simultaneously, it is characterised in that: outdoor energy obtaining system (1) is water resource heat pump or air source heat pump.
4. the heat pump that heat supply according to claim 1 is freezed simultaneously, it is characterised in that: indoor thermal desorption system (3) is condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610183996.3A CN105674625A (en) | 2016-03-20 | 2016-03-20 | Heat pump system for heating while refrigerating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610183996.3A CN105674625A (en) | 2016-03-20 | 2016-03-20 | Heat pump system for heating while refrigerating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105674625A true CN105674625A (en) | 2016-06-15 |
Family
ID=56224405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610183996.3A Pending CN105674625A (en) | 2016-03-20 | 2016-03-20 | Heat pump system for heating while refrigerating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105674625A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916101A (en) * | 2019-01-21 | 2019-06-21 | 江苏白雪电器股份有限公司 | Self-cascade heat pump system with solar still |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101017038A (en) * | 2006-02-09 | 2007-08-15 | 罗国志 | Heat pump hot-water air-conditioning unit |
| CN101236028A (en) * | 2008-03-04 | 2008-08-06 | 东南大学 | Solar-air source energy storage type solution heat pump device |
| CN202999251U (en) * | 2012-12-03 | 2013-06-19 | 南京师范大学 | Mushroom chamber drying device coupled with air source heat pump and solar energy heating |
| CN103168831A (en) * | 2011-12-20 | 2013-06-26 | 陕西众鑫联节能新技术开发有限公司 | Method for storing vegetable and fruit by using river water energy |
| EP2927608A1 (en) * | 2014-03-05 | 2015-10-07 | Lennox Industries Inc. | Heat pump system |
| CN105222342A (en) * | 2015-10-30 | 2016-01-06 | 江门市达能环保节能科技有限公司 | Enhanced heat exchange formula heat pump |
| CN205481936U (en) * | 2016-03-20 | 2016-08-17 | 戴传孝 | Heat pump system that heat supply is freezed simultaneously |
-
2016
- 2016-03-20 CN CN201610183996.3A patent/CN105674625A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101017038A (en) * | 2006-02-09 | 2007-08-15 | 罗国志 | Heat pump hot-water air-conditioning unit |
| CN101236028A (en) * | 2008-03-04 | 2008-08-06 | 东南大学 | Solar-air source energy storage type solution heat pump device |
| CN103168831A (en) * | 2011-12-20 | 2013-06-26 | 陕西众鑫联节能新技术开发有限公司 | Method for storing vegetable and fruit by using river water energy |
| CN202999251U (en) * | 2012-12-03 | 2013-06-19 | 南京师范大学 | Mushroom chamber drying device coupled with air source heat pump and solar energy heating |
| EP2927608A1 (en) * | 2014-03-05 | 2015-10-07 | Lennox Industries Inc. | Heat pump system |
| CN105222342A (en) * | 2015-10-30 | 2016-01-06 | 江门市达能环保节能科技有限公司 | Enhanced heat exchange formula heat pump |
| CN205481936U (en) * | 2016-03-20 | 2016-08-17 | 戴传孝 | Heat pump system that heat supply is freezed simultaneously |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109916101A (en) * | 2019-01-21 | 2019-06-21 | 江苏白雪电器股份有限公司 | Self-cascade heat pump system with solar still |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160615 |
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| RJ01 | Rejection of invention patent application after publication |